Here is what I did for Building Escape. I learned a lot but I also expanded a lot too. The only way to learn is to do it, and repetition is good for developing a new skill. I set up my layout with several rooms, total of seven doors, each with a different trigger. Unlocking the first room leads to a new puzzle in that room which unlocks another room and so on. In the end you unlock all the doors and find you are right back where you started. Groundhogs day! (and hopefully you have seen the movie to know the reference 
btw! Source Tree is awesome, somehow toward the end I managed to delete the entire map. Thank god it wasn’t hard to restore.
